Home / 110,808.48-166,234.40-40,688.32

Finding the Fourth Proportional to 110,808.48, 166,234.40 and 40,688.32

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Solution

The fourth proportional to 110,808.48, 166,234.40 and 40,688.32 is: 61,040.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,808.48 : 166,234.40 = 40,688.32 : x
  2. Step 2: Convert to fraction form
    110,808.48/166,234.40 = 40,688.32/x
  3. Step 3: Cross multiply
    110,808.48x = 166,234.40 × 40,688.32
  4. Step 4: Simplify right side
    110,808.48x = 6,763,798,462.21
  5. Step 5: Solve for x
    x = 6,763,798,462.21/110,808.48
  6. Step 6: Final answer
    x = 61,040.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.